Azeotrope-like compositions of 1 1 1 3 3-pentafluoropropane and

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Cellular products or processes of preparing a cellular...

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25218224, 521131, C08J 914, C08G 1800

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active

056888333

ABSTRACT:
Azeotrope-like compositions of 1,1,1,3,3-pentafluoropropane and 1,1-dichloro-1-fluoroethane are provided. The compositions of the invention are useful in the preparation of polyurethane and polyisocyanurate foams and as aerosol propellants.

REFERENCES:
patent: 4945119 (1990-07-01), Smits et al.
patent: 5308881 (1994-05-01), Londrigan et al.
patent: 5563180 (1996-10-01), Skowronski et al.

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